NNApriori Class Reference

Inherits from	NSObject
Declared in	NNApriori.h

Tasks

• Other

  • + frequentItemsetsForTagSets:minFreq:
  • + frequentItemsetsForTagnameSets:minFreq:
  • + associationRulesForTagSets:minFreq:minConfidence:
  • + associationRulesForTagnameSets:minFreq:minConfidence:

Class Methods

frequentItemsetsForTagSets:minFreq:

+ (NSArray *)frequentItemsetsForTagSets:(NSArray *)tagsets minFreq:(NSUInteger)minFreq

Discussion

Converts tag sets to sets of tag names, then calls the real method

Declared In

NNApriori.h

frequentItemsetsForTagnameSets:minFreq:

+ (NSArray *)frequentItemsetsForTagnameSets:(NSArray *)tagnameSets minFreq:(NSUInteger)minFreq

Discussion

Returns an array of itemsets that occur in the given transactions with at least the specified frequency

Declared In

NNApriori.h

associationRulesForTagSets:minFreq:minConfidence:

+ (NSArray *)associationRulesForTagSets:(NSArray *)tagsets minFreq:(NSUInteger)minFreq minConfidence:(CGFloat)minConfidence

Discussion

Generates the array of association rules that satisfy the given confidence level for the specified array of transactions (tagsets) of tags, considering all itemsets with at least the given frequency

Declared In

NNApriori.h

associationRulesForTagnameSets:minFreq:minConfidence:

+ (NSArray *)associationRulesForTagnameSets:(NSArray *)tagsets minFreq:(NSUInteger)minFreq minConfidence:(CGFloat)minConfidence

Discussion

Generates the array of association rules that satisfy the given confidence level for the specified array of transactions (tagsets) of tag names, considering all itemsets with at least the given frequency

Declared In

NNApriori.h

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Last updated: 2010-5-13